[INFO] cloning repository https://github.com/scrutinously/mmx-keygen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scrutinously/mmx-keygen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscrutinously%2Fmmx-keygen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscrutinously%2Fmmx-keygen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 847904991037c7a0bf4aaf3554e9bbd0e8515fde
[INFO] checking scrutinously/mmx-keygen against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscrutinously%2Fmmx-keygen" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/scrutinously/mmx-keygen
[INFO] finished tweaking git repo https://github.com/scrutinously/mmx-keygen
[INFO] tweaked toml for git repo https://github.com/scrutinously/mmx-keygen written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/scrutinously/mmx-keygen on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/scrutinously/mmx-keygen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18809a1c72e3c30b6a4018e115e50b3ad319a6f70ecb355f4c393eef7713d336
[INFO] running `Command { std: "docker" "start" "-a" "18809a1c72e3c30b6a4018e115e50b3ad319a6f70ecb355f4c393eef7713d336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18809a1c72e3c30b6a4018e115e50b3ad319a6f70ecb355f4c393eef7713d336", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18809a1c72e3c30b6a4018e115e50b3ad319a6f70ecb355f4c393eef7713d336", kill_on_drop: false }`
[INFO] [stdout] 18809a1c72e3c30b6a4018e115e50b3ad319a6f70ecb355f4c393eef7713d336
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e1ea51b56f3c68491b1dfacd8030b618c56073c6e5fd797b5699e57b6fa8bd5
[INFO] running `Command { std: "docker" "start" "-a" "6e1ea51b56f3c68491b1dfacd8030b618c56073c6e5fd797b5699e57b6fa8bd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling bitcoin-internals v0.2.0
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]     Checking tinyvec v1.8.1
[INFO] [stderr]     Checking hex-conservative v0.1.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking newline-converter v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.2.16
[INFO] [stderr]     Checking dyn-clone v1.0.17
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking bech32 v0.11.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]     Checking bitcoin_hashes v0.13.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling secp256k1-sys v0.10.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking inquire v0.7.5
[INFO] [stderr]     Checking bip39 v2.1.0
[INFO] [stderr]     Checking secp256k1 v0.30.0
[INFO] [stderr]     Checking mmx-keygen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `sk` is never read
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct KeyPair {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 16 |     sk: [u8; 32],
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `seed` is never read
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Keys {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 21 |     mnemonic: Mnemonic,
[INFO] [stdout] 22 |     seed: [u8; 32],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_string` is never used
[INFO] [stdout]    --> src/main.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout]  99 | impl Addr {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn from_string(s: &str) -> Addr {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hmac_sha512` is never used
[INFO] [stdout]  --> src/mmx_hmac.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn hmac_sha512(seed: &HashT, key: &HashT) -> (HashT, HashT) {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<[u8; 33], Infallible>
[INFO] [stdout]   --> src/main.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             pk: pk.try_into().unwrap(),
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sk` is never read
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct KeyPair {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 16 |     sk: [u8; 32],
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `seed` is never read
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct Keys {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 21 |     mnemonic: Mnemonic,
[INFO] [stdout] 22 |     seed: [u8; 32],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_string` is never used
[INFO] [stdout]    --> src/main.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout]  99 | impl Addr {
[INFO] [stdout]     | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 118 |     pub fn from_string(s: &str) -> Addr {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hmac_sha512` is never used
[INFO] [stdout]  --> src/mmx_hmac.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn hmac_sha512(seed: &HashT, key: &HashT) -> (HashT, HashT) {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mmx-keygen` (bin "mmx-keygen" test) due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<[u8; 33], Infallible>
[INFO] [stdout]   --> src/main.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             pk: pk.try_into().unwrap(),
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mmx-keygen` (bin "mmx-keygen") due to 1 previous error; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6e1ea51b56f3c68491b1dfacd8030b618c56073c6e5fd797b5699e57b6fa8bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e1ea51b56f3c68491b1dfacd8030b618c56073c6e5fd797b5699e57b6fa8bd5", kill_on_drop: false }`
[INFO] [stdout] 6e1ea51b56f3c68491b1dfacd8030b618c56073c6e5fd797b5699e57b6fa8bd5